13122342423123 has 16 divisors (see below), whose sum is σ = 18428957268480. Its totient is φ = 8282559658464.

The previous prime is 13122342423121. The next prime is 13122342423131. The reversal of 13122342423123 is 32132424322131.

It is a happy number.

It is not a de Polignac number, because 13122342423123 - 2¹ = 13122342423121 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13122342423121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 72625036 + ... + 72805497.

It is an arithmetic number, because the mean of its divisors is an integer number (1151809829280).

Almost surely, 2^{13122342423123} is an apocalyptic number.

13122342423123 is a deficient number, since it is larger than the sum of its proper divisors (5306614845357).

13122342423123 is a wasteful number, since it uses less digits than its factorization.

13122342423123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 145432138.

The product of its digits is 41472, while the sum is 33.

Adding to 13122342423123 its reverse (32132424322131), we get a palindrome (45254766745254).

The spelling of 13122342423123 in words is "thirteen trillion, one hundred twenty-two billion, three hundred forty-two million, four hundred twenty-three thousand, one hundred twenty-three".